The third time, as the saying goes, is the charm. Only the third confirmed object ever seen passing through our solar system from another star system, the interstellar visitor known as 3I/ATLAS is now ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

Harvard astronomer and origin of the unnecessary "alien spacecraft" hypothesis has admitted that interstellar comet 3I/ATLAS is "most likely natural" as it heads away from the Earth. On July 1, 2025, ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A deep image of interstellar Comet 3I/ATLAS captured by the ...